結果

問題 No.2453 Seat Allocation
ユーザー Aeren
提出日時 2023-09-01 22:28:16
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 99 ms / 2,000 ms
コード長 4,589 bytes
コンパイル時間 4,157 ms
コンパイル使用メモリ 365,320 KB
実行使用メモリ 10,240 KB
最終ジャッジ日時 2024-06-25 09:28:21
合計ジャッジ時間 6,312 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
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ファイルパターン 結果
sample AC * 3
other AC * 22
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
#include <x86intrin.h>
using namespace std;
using namespace numbers;
template<class T>
struct field_of_fraction{
    static field_of_fraction limit_min(){
        return {-1, 0};
    }
    static field_of_fraction limit_max(){
        return {1, 0};
    }
    T n, d;
    field_of_fraction(T n = 0, T d = 1): n(n), d(d){
        if(d < 0) this->n = -n, this->d = -d;
    }
    field_of_fraction &reduce(){
        T g = gcd(n, d);
        n /= g, d /= g;
        return *this;
    }
    field_of_fraction reduced() const{
        return field_of_fraction(*this).reduce();
    }
    field_of_fraction &operator+=(const field_of_fraction &x){
        return *this = {n * x.d + x.n * d, d * x.d};
    }
    field_of_fraction &operator+=(const T &x){
        return *this = {n + d * x, d};
    }
    field_of_fraction &operator-=(const field_of_fraction &x){
        return *this = {n * x.d - x.n * d, d * x.d};
    }
    field_of_fraction &operator-=(const T &x){
        return *this = {n - d * x, d};
    }
    field_of_fraction &operator*=(const field_of_fraction &x){
        return *this = {n * x.n, d * x.d};
    }
    field_of_fraction &operator*=(const T &x){
        return *this = {n * x, d};
    }
    field_of_fraction &operator/=(const field_of_fraction &x){
        assert(x.n != T(0));
        return *this = {n * x.d, d * x.n};
    }
    field_of_fraction &operator/=(const T &x){
        assert(x != T(0));
        return *this = {n, d * x};
    }
    friend ostream &operator<<(ostream &out, const field_of_fraction &x){
        return out << x.n << "/" << x.d;
    }
    field_of_fraction operator+(const field_of_fraction &x) const{
        return field_of_fraction(*this) += x;
    }
    field_of_fraction operator+(const T &x) const{
        return field_of_fraction(*this) += x;
    }
    friend field_of_fraction operator+(const T &x, const field_of_fraction &f){
        return field_of_fraction(f) += x;
    }
    field_of_fraction operator+() const{
        return *this;
    }
    field_of_fraction operator-(const field_of_fraction &x) const{
        return field_of_fraction(*this) -= x;
    }
    field_of_fraction operator-(const T &x) const{
        return field_of_fraction(*this) -= x;
    }
    friend field_of_fraction operator-(const T &x, const field_of_fraction &f){
        return {x * f.d - f.n, f.d};
    }
    field_of_fraction operator-() const{
        return {-n, d};
    }
    field_of_fraction operator*(const field_of_fraction &x) const{
        return field_of_fraction(*this) *= x;
    }
    field_of_fraction operator*(const T &x) const{
        return field_of_fraction(*this) *= x;
    }
    friend field_of_fraction operator*(const T &x, const field_of_fraction &f){
        return field_of_fraction(f) *= x;
    }
    field_of_fraction operator/(const field_of_fraction &x) const{
        return field_of_fraction(*this) /= x;
    }
    field_of_fraction operator/(const T &x) const{
        return field_of_fraction(*this) /= x;
    }
    friend field_of_fraction operator/(const T &x, const field_of_fraction &f){
        return field_of_fraction(x * f.d, f.n);
    }
    field_of_fraction &operator++(){
        n += d;
        return *this;
    }
    field_of_fraction operator++(int){
        auto res = *this;
        n += d;
        return res;
    }
    field_of_fraction &operator--(){
        n -= d;
        return *this;
    }
    field_of_fraction operator--(int){
        auto res = *this;
        n -= d;
        return res;
    }
#define OP(c)\
bool operator c(const field_of_fraction &x) const{\
    return n * x.d c x.n * d;\
}
OP(==) OP(!=) OP(<) OP(<=) OP(>) OP(>=)
#undef OP
#define OP(c)\
bool operator c(const T &x) const{\
    return n c d * x;\
}
OP(==) OP(!=) OP(<) OP(<=) OP(>) OP(>=)
#undef OP
#define OP(c)\
friend bool operator c(const T &x, const field_of_fraction &f){\
    return f.d * x c f.n;\
}
OP(==) OP(!=) OP(<) OP(<=) OP(>) OP(>=)
#undef OP
};
using F = field_of_fraction<long long>;
int main(){
    cin.tie(0)->sync_with_stdio(0);
    cin.exceptions(ios::badbit | ios::failbit);
    int n, m;
    cin >> n >> m;
    vector<int> a(n), b(m);
    copy_n(istream_iterator<int>(cin), n, a.begin());
    copy_n(istream_iterator<int>(cin), m, b.begin());
    set<pair<F, array<int, 2>>, greater<>> s;
    for(auto i = 0; i < n; ++ i){
        s.insert({F{a[i], b[0]}, {-i, 0}});
    }
    for(auto rep = m; rep; -- rep){
        auto [f, info] = *s.begin();
        auto [i, j] = info;
        i = -i;
        s.erase(s.begin());
        cout << i + 1 << "\n";
        if(j + 1 < m){
            s.insert({F{a[i], b[j + 1]}, {-i, j + 1}});
        }
    }
    return 0;
}
/*
*/
////////////////////////////////////////////////////////////////////////////////////////
//                                                                                    //
//                                   Coded by Aeren                                   //
//                                                                                    //
////////////////////////////////////////////////////////////////////////////////////////
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